Keyword Analysis & Research: when was the light bulb invented by edison

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was the light bulb invented by edison	0.77	0.6	2536	91	42
when	0.44	0.9	9600	37	4
was	0.45	0.1	4153	47	3
the	0.97	0.1	1902	71	3
light	1.23	0.2	2767	59	5
bulb	1.08	0.3	6764	36	4
invented	0.17	0.8	6681	57	8
by	0.78	0.3	3171	31	2
edison	1.55	0.6	3614	47	6

Keyword	CPC	PCC	Volume	Score
when was the light bulb invented by edison	1	0.3	9373	30